CA3131158A1 - Method and apparatus for video coding - Google Patents
Method and apparatus for video coding Download PDFInfo
- Publication number
- CA3131158A1 CA3131158A1 CA3131158A CA3131158A CA3131158A1 CA 3131158 A1 CA3131158 A1 CA 3131158A1 CA 3131158 A CA3131158 A CA 3131158A CA 3131158 A CA3131158 A CA 3131158A CA 3131158 A1 CA3131158 A1 CA 3131158A1
- Authority
- CA
- Canada
- Prior art keywords
- subblock
- parameter
- prediction
- motion vector
- video
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/184—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being bits, e.g. of the compressed video stream
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
- H04N19/517—Processing of motion vectors by encoding
- H04N19/52—Processing of motion vectors by encoding by predictive encoding
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US202063005511P | 2020-04-06 | 2020-04-06 | |
US63/005,511 | 2020-04-06 | ||
US17/217,595 US11405628B2 (en) | 2020-04-06 | 2021-03-30 | Method and apparatus for video coding |
US17/217,595 | 2021-03-30 | ||
PCT/US2021/025345 WO2021206992A1 (en) | 2020-04-06 | 2021-04-01 | Method and apparatus for video coding |
Publications (1)
Publication Number | Publication Date |
---|---|
CA3131158A1 true CA3131158A1 (en) | 2021-10-06 |
Family
ID=77922062
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA3131158A Pending CA3131158A1 (en) | 2020-04-06 | 2021-04-01 | Method and apparatus for video coding |
Country Status (8)
Country | Link |
---|---|
US (2) | US11405628B2 (de) |
EP (1) | EP3939265A4 (de) |
JP (2) | JP7413401B2 (de) |
KR (1) | KR20210145794A (de) |
AU (2) | AU2021251670B2 (de) |
CA (1) | CA3131158A1 (de) |
SG (1) | SG11202110311UA (de) |
WO (1) | WO2021206992A1 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3744094A4 (de) * | 2018-01-26 | 2021-11-03 | MediaTek Inc. | Verfahren und vorrichtung zur affinen inter-prädiktion für ein videocodierungssystem |
CN111083484B (zh) | 2018-10-22 | 2024-06-28 | 北京字节跳动网络技术有限公司 | 基于子块的预测 |
WO2020084473A1 (en) | 2018-10-22 | 2020-04-30 | Beijing Bytedance Network Technology Co., Ltd. | Multi- iteration motion vector refinement |
CN117459722A (zh) | 2018-11-12 | 2024-01-26 | 北京字节跳动网络技术有限公司 | 组合帧间-帧内预测的简化 |
WO2020103872A1 (en) | 2018-11-20 | 2020-05-28 | Beijing Bytedance Network Technology Co., Ltd. | Prediction refinement for combined inter intra prediction mode |
CN113056914B (zh) * | 2018-11-20 | 2024-03-01 | 北京字节跳动网络技术有限公司 | 基于部分位置的差计算 |
KR102635518B1 (ko) | 2019-03-06 | 2024-02-07 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 변환된 단예측 후보의 사용 |
KR102610709B1 (ko) * | 2019-04-02 | 2023-12-05 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 디코더 측 움직임 벡터 유도 |
CN118140475A (zh) * | 2021-10-11 | 2024-06-04 | 抖音视界有限公司 | 视频处理方法、设备和介质 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
PL3962088T3 (pl) | 2010-11-04 | 2023-11-27 | Ge Video Compression, Llc | Kodowanie obrazu wspomagające scalanie bloków i tryb przeskoku |
US9066110B2 (en) | 2011-03-08 | 2015-06-23 | Texas Instruments Incorporated | Parsing friendly and error resilient merge flag coding in video coding |
US10560718B2 (en) | 2016-05-13 | 2020-02-11 | Qualcomm Incorporated | Merge candidates for motion vector prediction for video coding |
US10484703B2 (en) | 2017-02-07 | 2019-11-19 | Mediatek Inc. | Adapting merge candidate positions and numbers according to size and/or shape of prediction block |
CN112544077B (zh) * | 2018-07-16 | 2023-12-08 | Lg电子株式会社 | 用于子块单元中的时间运动信息预测的帧间预测方法及其装置 |
US11539958B2 (en) * | 2018-07-17 | 2022-12-27 | Lg Electronics Inc. | Method for predicting subblock-based temporal motion vector and apparatus therefor |
CN117156128A (zh) * | 2018-10-23 | 2023-12-01 | 韦勒斯标准与技术协会公司 | 通过使用基于子块的运动补偿处理视频信号的方法和设备 |
CN111107354A (zh) * | 2018-10-29 | 2020-05-05 | 华为技术有限公司 | 一种视频图像预测方法及装置 |
US11611759B2 (en) * | 2019-05-24 | 2023-03-21 | Qualcomm Incorporated | Merge mode coding for video coding |
-
2021
- 2021-03-30 US US17/217,595 patent/US11405628B2/en active Active
- 2021-04-01 KR KR1020217035615A patent/KR20210145794A/ko not_active Application Discontinuation
- 2021-04-01 JP JP2021560896A patent/JP7413401B2/ja active Active
- 2021-04-01 SG SG11202110311UA patent/SG11202110311UA/en unknown
- 2021-04-01 AU AU2021251670A patent/AU2021251670B2/en active Active
- 2021-04-01 WO PCT/US2021/025345 patent/WO2021206992A1/en active Application Filing
- 2021-04-01 CA CA3131158A patent/CA3131158A1/en active Pending
- 2021-04-01 EP EP21783124.7A patent/EP3939265A4/de active Pending
-
2022
- 2022-06-30 US US17/854,212 patent/US12003748B2/en active Active
-
2023
- 2023-07-06 AU AU2023204371A patent/AU2023204371A1/en active Pending
- 2023-12-27 JP JP2023220211A patent/JP2024029127A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US20220337856A1 (en) | 2022-10-20 |
JP2022532032A (ja) | 2022-07-13 |
JP7413401B2 (ja) | 2024-01-15 |
AU2021251670A1 (en) | 2021-12-02 |
KR20210145794A (ko) | 2021-12-02 |
AU2021251670B2 (en) | 2023-04-06 |
EP3939265A4 (de) | 2022-05-04 |
US12003748B2 (en) | 2024-06-04 |
EP3939265A1 (de) | 2022-01-19 |
AU2023204371A1 (en) | 2023-08-03 |
JP2024029127A (ja) | 2024-03-05 |
US20210314586A1 (en) | 2021-10-07 |
US11405628B2 (en) | 2022-08-02 |
CN113875234A (zh) | 2021-12-31 |
SG11202110311UA (en) | 2021-11-29 |
WO2021206992A1 (en) | 2021-10-14 |
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